1997
Daniel Clark, S.M. Mungai
American Journal of Epidemiology, 145, 1997
Daniel Clark, S.M. Mungai, Timothy Stump, Frederic Wolinsky
J Gerontol A Biol Sci Med Sci, 52A, 1997
Daniel Clark, S.M. Mungai
Am J Epidemiol, 145, 1997
1996
Daniel Clark, Christopher Callahan, S.M. Mungai, Frederic Wolinsky
Gerontologist, 36, 1996